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Finding the Fourth Proportional to 247,441.50, 341,749.02 and 166,729.02

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Solution

The fourth proportional to 247,441.50, 341,749.02 and 166,729.02 is: 230,274.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,441.50 : 341,749.02 = 166,729.02 : x
  2. Step 2: Convert to fraction form
    247,441.50/341,749.02 = 166,729.02/x
  3. Step 3: Cross multiply
    247,441.50x = 341,749.02 × 166,729.02
  4. Step 4: Simplify right side
    247,441.50x = 56,979,479,190.56
  5. Step 5: Solve for x
    x = 56,979,479,190.56/247,441.50
  6. Step 6: Final answer
    x = 230,274.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.